js-alert-classie.js

た入场券 2022-06-11 09:07 188阅读 0赞

作者：[LoveEmperor\_王子様][LoveEmperor]

classie.js

/\*!  
 \* classie - class helper functions  
 \* from bonzo https://github.com/ded/bonzo  
 \*   
 \* classie.has( elem, 'my-class' ) -> true/false  
 \* classie.add( elem, 'my-new-class' )  
 \* classie.remove( elem, 'my-unwanted-class' )  
 \* classie.toggle( elem, 'my-class' )  
 \*/  
  
  
/\*jshint browser: true, strict: true, undef: true \*/  
/\*global define: false \*/  
  
  
( function( window ) \{  
  
  
'use strict';  
  
  
// class helper functions from bonzo https://github.com/ded/bonzo  
  
  
function classReg( className ) \{  
  return new RegExp("(^|\\\\s+)" + className + "(\\\\s+|$)");  
\}  
  
  
// classList support for class management  
// altho to be fair, the api sucks because it won't accept multiple classes at once  
var hasClass, addClass, removeClass;  
  
  
if ( 'classList' in document.documentElement ) \{  
  hasClass = function( elem, c ) \{  
    return elem.classList.contains( c );  
  \};  
  addClass = function( elem, c ) \{  
    elem.classList.add( c );  
  \};  
  removeClass = function( elem, c ) \{  
    elem.classList.remove( c );  
  \};  
\}  
else \{  
  hasClass = function( elem, c ) \{  
    return classReg( c ).test( elem.className );  
  \};  
  addClass = function( elem, c ) \{  
    if ( !hasClass( elem, c ) ) \{  
      elem.className = elem.className + ' ' + c;  
    \}  
  \};  
  removeClass = function( elem, c ) \{  
    elem.className = elem.className.replace( classReg( c ), ' ' );  
  \};  
\}  
  
  
function toggleClass( elem, c ) \{  
  var fn = hasClass( elem, c ) ? removeClass : addClass;  
  fn( elem, c );  
\}  
  
  
var classie = \{  
  // full names  
  hasClass: hasClass,  
  addClass: addClass,  
  removeClass: removeClass,  
  toggleClass: toggleClass,  
  // short names  
  has: hasClass,  
  add: addClass,  
  remove: removeClass,  
  toggle: toggleClass  
\};  
  
  
// transport  
if ( typeof define === 'function' && define.amd ) \{  
  // AMD  
  define( classie );  
\} else \{  
  // browser global  
  window.classie = classie;  
\}  
  
  
\})( window );

[LoveEmperor]: http://my.csdn.net/

js-alert-classie.js

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